According to constitutional provisions, the Croatian Parliament has one or more deputy speakers. The Standing Orders of the Croatian Parliament stipulate that there are two to five deputy speakers. If two deputy speakers are elected, one is nominated by the parliamentary majority and one by the parliamentary minority. If five deputy speakers are elected, three are nominated by the parliamentary majority, and two by the parliamentary minority.

The Speaker and Deputy Speakers together form the Presidency of Parliament.

On 5 May 2017, the Croatian Parliament made the decision on electing Gordan Jandroković speaker of the Croatian Parliament and the decision on relieving him of the duty of Deputy Sce-speaker of the Croatian Parliament.

On 9 June 2017, the Croatian Parliament accepted the decision of the Credentials and Privileges Commission on the beginning of the suspension of the MP's term of office of Ivan Vrdoljak, and on 19 June 2017 the decision on the conclusion of his term of office.

On its 4th session as of 19 June 2017 the Croatian Parliament made the decision on electing Furio Radin Deputy Speaker of the Croatian Parliament.

On its 4th session s of 30 June 2017 the Croatian Parliament made the decision on relieving Milanka Opačić of the duty of Deputy Speaker of the Croatian Parliament.

On its 4th session as of 30 June 2017 the Croatian Parliament made the decisions on electing Božo Petrov and Siniša Hajdaš Dončić Deputy Speakers of the Croatian Parliament.